If a number lies between two values
From MyWiki
<sourcs lang = "Powershell"> $numLow = 1 $numHigh = 10
$testNum = 5
if(($testNum -gt $numLow) -and ($testNum -lt $numHigh)) {
Write-Host "Number $testNum is between the range."
} else {
Write-Host "Number $testNum is outside of the range."
} </source>